Quick questions on Domain, range, and representations of quadratics - STAAR Algebra I

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

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State the range of

f(x) = -(x + 2)^2 + 3

. [1 point]

What is q2?

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What is the domain of

f(x) = x^2 + 5x - 1

with no restriction? [1 point]

What is wrong inequality direction?

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Opening up gives

y \ge k

(minimum); opening down gives

y \le k

(maximum). Check the sign of

a

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